Shoe midsole



FIG. 1 is a front perspective view of a shoe midsole showing my new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is a rear perspective view thereof.

The broken lines immediately surrounding the shaded area represent an unclaimed peripheral boundary of the design. The broken lines showing the remainder of the shoe represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a shoe midsole, as shown and described. 